Perhaps you should try some spelling variations:
technologies effective » technologies affect, technologies perspectives, technologien incentive
effective innovation » effective information, effective sanitation, effective allocation
radio communications » radio communication, data communications
des developpement » des developpements, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
innovation 1 » innovation _, innovation a
mode radio » more radio
l afrique » en afrique
1 mode » 1 model, 13 mode, _ mode

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies effective innovation 1 mode radio communications _ des developpement l afrique.*.